Fix paren token type in php mode

lib/ace/mode/php_highlight_rules.js

@@ -978,10 +978,10 @@ var PhpLangHighlightRules = function() {
                 token : "keyword.operator",
                 regex : "!|\\$|%|&|\\*|\\-\\-|\\-|\\+\\+|\\+|~|===|==|=|!=|!==|<=|>=|<<=|>>=|>>>=|<>|<|>|!|&&|\\|\\||\\?\\:|\\*=|%=|\\+=|\\-=|&=|\\^=|\\b(?:in|instanceof|new|delete|typeof|void)"
             }, {
-                token : "lparen",
+                token : "paren.lparen",
                 regex : "[[({]"
             }, {
-                token : "rparen",
+                token : "paren.rparen",
                 regex : "[\\])}]"
             }, {
                 token : "text",